ruwuma/crates/ruma-identifiers/src/crypto_algorithms.rs
Jonas Platte ee977b48f0
Make the inner type of _Custom enum variants unusable
The variant itself would be private if possible, this is the solution
closest to that.
2022-01-13 11:38:48 +01:00

102 lines
3.5 KiB
Rust

//! Key algorithms used in Matrix spec.
#[cfg(feature = "serde")]
use ruma_serde::{DeserializeFromCowStr, SerializeAsRefStr};
use ruma_serde_macros::{AsRefStr, DisplayAsRefStr, FromString};
use crate::PrivOwnedStr;
/// The basic key algorithms in the specification.
///
/// This type can hold an arbitrary string. To check for algorithms that are not available as a
/// documented variant here, use its string representation, obtained through `.as_str()`.
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, AsRefStr, DisplayAsRefStr, FromString)]
#[non_exhaustive]
#[ruma_enum(rename_all = "snake_case")]
#[cfg_attr(feature = "serde", derive(DeserializeFromCowStr, SerializeAsRefStr))]
pub enum DeviceKeyAlgorithm {
/// The Ed25519 signature algorithm.
Ed25519,
/// The Curve25519 ECDH algorithm.
Curve25519,
/// The Curve25519 ECDH algorithm, but the key also contains signatures
SignedCurve25519,
#[doc(hidden)]
_Custom(PrivOwnedStr),
}
/// The signing key algorithms defined in the Matrix spec.
///
/// This type can hold an arbitrary string. To check for algorithms that are not available as a
/// documented variant here, use its string representation, obtained through `.as_str()`.
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, AsRefStr, DisplayAsRefStr, FromString)]
#[non_exhaustive]
#[ruma_enum(rename_all = "snake_case")]
#[cfg_attr(feature = "serde", derive(DeserializeFromCowStr, SerializeAsRefStr))]
pub enum SigningKeyAlgorithm {
/// The Ed25519 signature algorithm.
Ed25519,
#[doc(hidden)]
_Custom(PrivOwnedStr),
}
/// An encryption algorithm to be used to encrypt messages sent to a room.
///
/// This type can hold an arbitrary string. To check for algorithms that are not available as a
/// documented variant here, use its string representation, obtained through `.as_str()`.
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, AsRefStr, DisplayAsRefStr, FromString)]
#[non_exhaustive]
#[cfg_attr(feature = "serde", derive(DeserializeFromCowStr, SerializeAsRefStr))]
pub enum EventEncryptionAlgorithm {
/// Olm version 1 using Curve25519, AES-256, and SHA-256.
#[ruma_enum(rename = "m.olm.v1.curve25519-aes-sha2")]
OlmV1Curve25519AesSha2,
/// Megolm version 1 using AES-256 and SHA-256.
#[ruma_enum(rename = "m.megolm.v1.aes-sha2")]
MegolmV1AesSha2,
#[doc(hidden)]
_Custom(PrivOwnedStr),
}
#[cfg(test)]
mod tests {
use super::{DeviceKeyAlgorithm, SigningKeyAlgorithm};
#[test]
fn parse_device_key_algorithm() {
assert_eq!(DeviceKeyAlgorithm::from("ed25519"), DeviceKeyAlgorithm::Ed25519);
assert_eq!(DeviceKeyAlgorithm::from("curve25519"), DeviceKeyAlgorithm::Curve25519);
assert_eq!(
DeviceKeyAlgorithm::from("signed_curve25519"),
DeviceKeyAlgorithm::SignedCurve25519
);
}
#[test]
fn parse_signing_key_algorithm() {
assert_eq!(SigningKeyAlgorithm::from("ed25519"), SigningKeyAlgorithm::Ed25519);
}
#[test]
#[cfg(feature = "serde")]
fn event_encryption_algorithm_serde() {
use ruma_serde::test::serde_json_eq;
use serde_json::json;
use super::EventEncryptionAlgorithm;
serde_json_eq(EventEncryptionAlgorithm::MegolmV1AesSha2, json!("m.megolm.v1.aes-sha2"));
serde_json_eq(
EventEncryptionAlgorithm::OlmV1Curve25519AesSha2,
json!("m.olm.v1.curve25519-aes-sha2"),
);
serde_json_eq(EventEncryptionAlgorithm::from("io.ruma.test"), json!("io.ruma.test"));
}
}